Home / 42,399.72-63,543.06-22,368.36

Finding the Fourth Proportional to 42,399.72, 63,543.06 and 22,368.36

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Solution

The fourth proportional to 42,399.72, 63,543.06 and 22,368.36 is: 33,522.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,399.72 : 63,543.06 = 22,368.36 : x
  2. Step 2: Convert to fraction form
    42,399.72/63,543.06 = 22,368.36/x
  3. Step 3: Cross multiply
    42,399.72x = 63,543.06 × 22,368.36
  4. Step 4: Simplify right side
    42,399.72x = 1,421,354,041.58
  5. Step 5: Solve for x
    x = 1,421,354,041.58/42,399.72
  6. Step 6: Final answer
    x = 33,522.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.